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Hazardous Weather Conditions

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Gray/Portland, ME Local Forecast Office

14NM NE Portsmouth NH

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Seas 1 ft or less.

      High: 61 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas 1 ft or less.

      Low: 47 °F

      Light Wind
      < 1ft

    • Monday

      Monday:NE wind 5 to 10 kt becoming ESE in the afternoon. Showers likely, mainly before 8am. Seas 1 ft or less.

      High: 56 °F

      NE 10kt
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

      Low: 46 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

      High: 65 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

      Low: 50 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

      High: 64 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

      Low: 52 °F

      Light Wind
      < 1ft

    • Thursday

      Thursday:Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

      High: 72 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:17 pm EDT May 31, 2026
Forecast Valid: 1pm EDT May 31, 2026-6pm EDT Jun 6, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
Variable winds 5 kt or less. A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Seas 1 ft or less.
Tonight
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Monday
NE wind 5 to 10 kt becoming ESE in the afternoon. Showers likely, mainly before 8am. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 43.25°N 70.58°W
Last Update: 1:17 pm EDT May 31, 2026
Forecast Valid: 1pm EDT May 31, 2026-6pm EDT Jun 6, 2026
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